26447967

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 48176128

約数和(自身を除く): 21728161

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 751, 819, 903, 1677, 2253, 2709, 3913, 5031, 5257, 6759, 9763, 11739, 15771, 29289, 32293, 35217, 47313, 68341, 87867, 96879, 205023, 226051, 290637, 419809, 615069, 678153, 1259427, 2034459, 2938663, 3778281, 8815989, 26447967]

約数ペア:

[(1, 26447967), (3, 8815989), (7, 3778281), (9, 2938663), (13, 2034459), (21, 1259427), (39, 678153), (43, 615069), (63, 419809), (91, 290637), (117, 226051), (129, 205023), (273, 96879), (301, 87867), (387, 68341), (559, 47313), (751, 35217), (819, 32293), (903, 29289), (1677, 15771), (2253, 11739), (2709, 9763), (3913, 6759), (5031, 5257)]